If you want to know exactly how many of something there are, you can count them. You can count by...

Did you know that flat shapes are used in drawing? Solid shapes can be found almost anywhere. Lea...

We can measure almost everything. We measure things to find out how big they are. Explore real-wo...

Time is the passage of seconds, minutes, hours, days, months, and years. People have always measu...

A graph is a way of keeping track when we sort and count things. It helps us compare numbers of d...

Drawing on real-world examples, Let's Do Math! helps children learn basic mathematical concepts. ...

Drawing on real-world examples, Let's Do Math! helps children learn basic mathematical concepts. ...

We use money to buy things. It is important to know how to count money. Explore real-world exampl...

Drawing on real-world examples, Let's Do Math! helps children learn basic mathematical concepts. ...

People everywhere use fractions. Fractions show how many parts of something make up the whole. Ex...

A graph is a way of keeping track when we sort and count things. It helps us compare numbers of d...

Drawing on real-world examples, Let's Do Math! helps children learn basic mathematical concepts. ...

We can measure almost everything. We measure things to find out how big they are. Explore real-wo...

We use patterns to recognize all kinds of things in our world. Patterns can be made with shapes, ...

Drawing on real-world examples, Let's Do Math! helps children learn basic mathematical concepts. ...

We use money to buy things. It is important to know how to count money. Explore real-world exampl...

If you want to know exactly how many of something there are, you can count them. You can count by...

Drawing on real-world examples, Let's Do Math! helps children learn basic mathematical concepts. ...

Time is the passage of seconds, minutes, hours, days, months, and years. People have always measu...

Almost everything in our world is made of shapes. Flat shapes are called plane shapes. Explore re...

People everywhere use fractions. Fractions show how many parts of something make up the whole. Ex...

We use patterns to recognize all kinds of things in our world. Patterns can be made with shapes, ...

Drawing on real-world examples, Let's Do Math! helps children learn basic mathematical concepts. ...

Did you know that units of measurement make sure we all measure things the same way? We can measu...

Did you know that a year is the time it takes Earth to travel once around the Sun? We measure tim...

Did you know you can count by ones, fives, and tens? When you want to know how many of something ...

Did you know that we can use graphs to sort and count things? They can also be used to track and ...

Did you know we use money instead of trading things? Knowing how much money you have tells you if...

Did you know that patterns can be made with shapes, sizes, colors, and positions? We use patterns...